use GraphQL\Error\FormattedError; // Disable default PHP error reporting - we have better one for debug mode (see bellow) ini_set('display_errors', 0); if (!empty($_GET['debug'])) { // Enable additional validation of type configs // (disabled by default because it is costly) Config::enableValidation(); // Catch custom errors (to report them in query results if debugging is enabled) $phpErrors = []; set_error_handler(function ($severity, $message, $file, $line) use(&$phpErrors) { $phpErrors[] = new ErrorException($message, 0, $severity, $file, $line); }); } try { // Initialize our fake data source DataSource::init(); // Prepare context that will be available in all field resolvers (as 3rd argument): $appContext = new AppContext(); $appContext->viewer = DataSource::findUser('1'); // simulated "currently logged-in user" $appContext->rootUrl = 'http://localhost:8080'; $appContext->request = $_REQUEST; // Parse incoming query and variables if (isset($_SERVER['CONTENT_TYPE']) && strpos($_SERVER['CONTENT_TYPE'], 'application/json') !== false) { $raw = file_get_contents('php://input') ?: ''; $data = json_decode($raw, true); } else { $data = $_REQUEST; } $data += ['query' => null, 'variables' => null]; if (null === $data['query']) {